Home / 107,780,862.43-161,668,967.04-30,055,696.06

Finding the Fourth Proportional to 107,780,862.43, 161,668,967.04 and 30,055,696.06

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Solution

The fourth proportional to 107,780,862.43, 161,668,967.04 and 30,055,696.06 is: 45,082,895.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,780,862.43 : 161,668,967.04 = 30,055,696.06 : x
  2. Step 2: Convert to fraction form
    107,780,862.43/161,668,967.04 = 30,055,696.06/x
  3. Step 3: Cross multiply
    107,780,862.43x = 161,668,967.04 × 30,055,696.06
  4. Step 4: Simplify right side
    107,780,862.43x = 4,859,073,336,142,763
  5. Step 5: Solve for x
    x = 4,859,073,336,142,763/107,780,862.43
  6. Step 6: Final answer
    x = 45,082,895.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.